Title:
LENS DRIVING DEVICE, AND CAMERA MODULE AND OPTICAL DEVICE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2019/045439
Kind Code:
A1
Abstract:
An embodiment comprises: a base which comprises a body and a first column part, a second column part, a third column part, and a fourth column part arranged at corner parts of the body, respectively; a bobbin disposed on the body; a first roller part disposed in a first groove provided on the first column part; a second roller part disposed in a second groove provided on the second column part adjacent to the first column part; a magnet disposed on the bobbin; and a coil corresponding to the magnet and disposed between the first and the second column part, wherein the first roller part contacts at least two areas of the first groove, the second roller part contacts at least two areas of the second groove, the first groove comprises a first opening through which a part of the first roller part is exposed, the second groove comprises a second opening through which a part of the second roller part is exposed, and the bobbin comprises a first support part disposed in the first opening and contacting the first roller part and a second support part disposed in the second opening and contacting the second roller part.
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Inventors:
LEE SUNG GUK (KR)
MIN SANG JUN (KR)
JUNG TAE JIN (KR)
MIN SANG JUN (KR)
JUNG TAE JIN (KR)
Application Number:
PCT/KR2018/009965
Publication Date:
March 07, 2019
Filing Date:
August 29, 2018
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
G02B7/09; G02B7/02; G03B3/02; G03B3/10; G03B5/00; G03B5/02; G03B13/36; G03B17/12; H04N3/02
Foreign References:
| KR101625818B1 | 2016-06-01 | |||
| JP2012083582A | 2012-04-26 | |||
| KR101451652B1 | 2014-10-22 | |||
| JP2013148699A | 2013-08-01 | |||
| KR20170093051A | 2017-08-14 |
Other References:
See also references of EP 3677941A4
Attorney, Agent or Firm:
LEE, Seung Chan (KR)
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